diff --git a/tests/pytest/tools/taosdemoAllTest/insert-chinese-sml.json b/tests/pytest/tools/taosdemoAllTest/insert-chinese-sml.json
index 638462518654dae797520bb6ea7db98ad5993b3b..49407a76d76edda3c45716134521265114702f11 100644
--- a/tests/pytest/tools/taosdemoAllTest/insert-chinese-sml.json
+++ b/tests/pytest/tools/taosdemoAllTest/insert-chinese-sml.json
@@ -84,7 +84,7 @@
             "sample_file": "./sample.csv",
             "tags_file": "",
             "columns": [{"type": "INT"}],
-            "tags": [{"type": "TINYINT", "count":2}]
+            "tags": [{"type": "nchar", "count":2}]
         },
         {
             "name": "stb5",
@@ -111,7 +111,7 @@
             "sample_file": "./sample.csv",
             "tags_file": "",
             "columns": [{"type": "INT"}],
-            "tags": [{"type": "TINYINT"}]
+            "tags": [{"type": "nchar"}]
         }]
     }]
 }